Nandhini Gayathri M, Kannabhiran A, Kodeeswaran S. “Harmonic Reduction Of Transformer Based Cascaded H-Bridge Inverter Including Load Factor”. International Journal of Advanced Science and Technology, Vol. 29, no. 9s, May 2020, pp. 3560 -66, http://sersc.org/journals/index.php/IJAST/article/view/16352.